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0
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997, 1998, 1999, 2000, 2001 Sam Lantinga
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4
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5 This library is free software; you can redistribute it and/or
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6 modify it under the terms of the GNU Library General Public
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7 License as published by the Free Software Foundation; either
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8 version 2 of the License, or (at your option) any later version.
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9
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10 This library is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 Library General Public License for more details.
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14
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15 You should have received a copy of the GNU Library General Public
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16 License along with this library; if not, write to the Free
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17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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18
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19 Sam Lantinga
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20 slouken@devolution.com
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21 */
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22
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23 #ifdef SAVE_RCSID
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24 static char rcsid =
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25 "@(#) $Id$";
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26 #endif
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27
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28 #include <stdio.h>
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29
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30 #include "SDL_types.h"
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31 #include "SDL_video.h"
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32 #include "SDL_blit.h"
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33 #include "SDL_byteorder.h"
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34
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35 /* Function to check the CPU flags */
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36 #define MMX_CPU 0x800000
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37 #ifdef USE_ASMBLIT
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38 #define CPU_Flags() Hermes_X86_CPU()
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39 #else
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40 #define CPU_Flags() 0L
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41 #endif
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42
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43 /* Functions to blit from N-bit surfaces to other surfaces */
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44
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45 #ifdef USE_ASMBLIT
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46
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47 /* Heheheh, we coerce Hermes into using SDL blit information */
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48 #define X86_ASSEMBLER
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49 #define HermesConverterInterface SDL_BlitInfo
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50 #define HermesClearInterface void
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51 #define STACKCALL
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52 typedef Uint32 int32;
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53
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54 #include "HeadMMX.h"
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55 #include "HeadX86.h"
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56
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57 #else
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58
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59 /* This is now endian dependent */
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60 #if ( SDL_BYTEORDER == SDL_LIL_ENDIAN )
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61 #define HI 1
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62 #define LO 0
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63 #else /* ( SDL_BYTEORDER == SDL_BIG_ENDIAN ) */
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64 #define HI 0
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65 #define LO 1
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66 #endif
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67
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68 /* Special optimized blit for RGB 8-8-8 --> RGB 3-3-2 */
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69 #define RGB888_RGB332(dst, src) { \
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70 dst = (((src)&0x00E00000)>>16)| \
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71 (((src)&0x0000E000)>>11)| \
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72 (((src)&0x000000C0)>>6); \
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73 }
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74 static void Blit_RGB888_index8(SDL_BlitInfo *info)
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75 {
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76 #ifndef USE_DUFFS_LOOP
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77 int c;
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78 #endif
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79 int width, height;
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80 Uint32 *src;
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81 Uint8 *map, *dst;
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82 int srcskip, dstskip;
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83
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84 /* Set up some basic variables */
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85 width = info->d_width;
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86 height = info->d_height;
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87 src = (Uint32 *)info->s_pixels;
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88 srcskip = info->s_skip/4;
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89 dst = info->d_pixels;
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90 dstskip = info->d_skip;
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91 map = info->table;
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92
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93 if ( map == NULL ) {
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94 while ( height-- ) {
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95 #ifdef USE_DUFFS_LOOP
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96 DUFFS_LOOP(
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97 RGB888_RGB332(*dst++, *src);
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98 , width);
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99 #else
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100 for ( c=width/4; c; --c ) {
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101 /* Pack RGB into 8bit pixel */
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102 ++src;
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103 RGB888_RGB332(*dst++, *src);
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104 ++src;
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105 RGB888_RGB332(*dst++, *src);
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106 ++src;
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107 RGB888_RGB332(*dst++, *src);
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108 ++src;
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109 }
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110 switch ( width % 4 ) {
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111 case 3:
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112 RGB888_RGB332(*dst++, *src);
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113 ++src;
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114 case 2:
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115 RGB888_RGB332(*dst++, *src);
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116 ++src;
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117 case 1:
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118 RGB888_RGB332(*dst++, *src);
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119 ++src;
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120 }
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121 #endif /* USE_DUFFS_LOOP */
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122 src += srcskip;
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123 dst += dstskip;
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124 }
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125 } else {
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126 int pixel;
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127
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128 while ( height-- ) {
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129 #ifdef USE_DUFFS_LOOP
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130 DUFFS_LOOP(
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131 RGB888_RGB332(pixel, *src);
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132 *dst++ = map[pixel];
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133 ++src;
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134 , width);
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135 #else
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136 for ( c=width/4; c; --c ) {
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137 /* Pack RGB into 8bit pixel */
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138 RGB888_RGB332(pixel, *src);
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139 *dst++ = map[pixel];
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140 ++src;
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141 RGB888_RGB332(pixel, *src);
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142 *dst++ = map[pixel];
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143 ++src;
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144 RGB888_RGB332(pixel, *src);
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145 *dst++ = map[pixel];
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146 ++src;
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147 RGB888_RGB332(pixel, *src);
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148 *dst++ = map[pixel];
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149 ++src;
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150 }
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151 switch ( width % 4 ) {
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152 case 3:
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153 RGB888_RGB332(pixel, *src);
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154 *dst++ = map[pixel];
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155 ++src;
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156 case 2:
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157 RGB888_RGB332(pixel, *src);
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158 *dst++ = map[pixel];
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159 ++src;
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160 case 1:
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161 RGB888_RGB332(pixel, *src);
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162 *dst++ = map[pixel];
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163 ++src;
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164 }
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165 #endif /* USE_DUFFS_LOOP */
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166 src += srcskip;
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167 dst += dstskip;
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168 }
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169 }
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170 }
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171 /* Special optimized blit for RGB 8-8-8 --> RGB 5-5-5 */
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172 #define RGB888_RGB555(dst, src) { \
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173 *(Uint16 *)(dst) = (((*src)&0x00F80000)>>9)| \
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174 (((*src)&0x0000F800)>>6)| \
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175 (((*src)&0x000000F8)>>3); \
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176 }
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177 #define RGB888_RGB555_TWO(dst, src) { \
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178 *(Uint32 *)(dst) = (((((src[HI])&0x00F80000)>>9)| \
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179 (((src[HI])&0x0000F800)>>6)| \
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180 (((src[HI])&0x000000F8)>>3))<<16)| \
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181 (((src[LO])&0x00F80000)>>9)| \
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182 (((src[LO])&0x0000F800)>>6)| \
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183 (((src[LO])&0x000000F8)>>3); \
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184 }
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185 static void Blit_RGB888_RGB555(SDL_BlitInfo *info)
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186 {
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187 #ifndef USE_DUFFS_LOOP
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188 int c;
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189 #endif
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190 int width, height;
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191 Uint32 *src;
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192 Uint16 *dst;
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193 int srcskip, dstskip;
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194
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195 /* Set up some basic variables */
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196 width = info->d_width;
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197 height = info->d_height;
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198 src = (Uint32 *)info->s_pixels;
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199 srcskip = info->s_skip/4;
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200 dst = (Uint16 *)info->d_pixels;
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201 dstskip = info->d_skip/2;
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202
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203 #ifdef USE_DUFFS_LOOP
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204 while ( height-- ) {
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205 DUFFS_LOOP(
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206 RGB888_RGB555(dst, src);
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207 ++src;
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208 ++dst;
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209 , width);
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210 src += srcskip;
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211 dst += dstskip;
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212 }
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213 #else
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214 /* Memory align at 4-byte boundary, if necessary */
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215 if ( (long)dst & 0x03 ) {
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216 /* Don't do anything if width is 0 */
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217 if ( width == 0 ) {
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218 return;
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219 }
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220 --width;
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221
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222 while ( height-- ) {
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223 /* Perform copy alignment */
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224 RGB888_RGB555(dst, src);
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225 ++src;
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226 ++dst;
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227
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228 /* Copy in 4 pixel chunks */
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229 for ( c=width/4; c; --c ) {
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230 RGB888_RGB555_TWO(dst, src);
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231 src += 2;
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232 dst += 2;
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233 RGB888_RGB555_TWO(dst, src);
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234 src += 2;
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235 dst += 2;
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236 }
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237 /* Get any leftovers */
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238 switch (width % 4) {
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239 case 3:
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240 RGB888_RGB555(dst, src);
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241 ++src;
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242 ++dst;
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243 case 2:
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244 RGB888_RGB555_TWO(dst, src);
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245 src += 2;
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246 dst += 2;
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247 break;
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248 case 1:
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249 RGB888_RGB555(dst, src);
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250 ++src;
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251 ++dst;
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252 break;
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253 }
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254 src += srcskip;
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255 dst += dstskip;
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256 }
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257 } else {
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258 while ( height-- ) {
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259 /* Copy in 4 pixel chunks */
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260 for ( c=width/4; c; --c ) {
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261 RGB888_RGB555_TWO(dst, src);
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262 src += 2;
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263 dst += 2;
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264 RGB888_RGB555_TWO(dst, src);
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265 src += 2;
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266 dst += 2;
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267 }
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268 /* Get any leftovers */
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269 switch (width % 4) {
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270 case 3:
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271 RGB888_RGB555(dst, src);
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272 ++src;
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273 ++dst;
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274 case 2:
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275 RGB888_RGB555_TWO(dst, src);
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276 src += 2;
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277 dst += 2;
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278 break;
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279 case 1:
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280 RGB888_RGB555(dst, src);
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281 ++src;
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282 ++dst;
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283 break;
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284 }
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285 src += srcskip;
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286 dst += dstskip;
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287 }
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288 }
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289 #endif /* USE_DUFFS_LOOP */
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290 }
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291 /* Special optimized blit for RGB 8-8-8 --> RGB 5-6-5 */
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292 #define RGB888_RGB565(dst, src) { \
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293 *(Uint16 *)(dst) = (((*src)&0x00F80000)>>8)| \
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294 (((*src)&0x0000FC00)>>5)| \
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295 (((*src)&0x000000F8)>>3); \
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296 }
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297 #define RGB888_RGB565_TWO(dst, src) { \
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298 *(Uint32 *)(dst) = (((((src[HI])&0x00F80000)>>8)| \
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299 (((src[HI])&0x0000FC00)>>5)| \
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300 (((src[HI])&0x000000F8)>>3))<<16)| \
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301 (((src[LO])&0x00F80000)>>8)| \
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302 (((src[LO])&0x0000FC00)>>5)| \
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303 (((src[LO])&0x000000F8)>>3); \
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304 }
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305 static void Blit_RGB888_RGB565(SDL_BlitInfo *info)
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306 {
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307 #ifndef USE_DUFFS_LOOP
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308 int c;
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309 #endif
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310 int width, height;
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311 Uint32 *src;
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312 Uint16 *dst;
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313 int srcskip, dstskip;
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314
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315 /* Set up some basic variables */
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316 width = info->d_width;
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317 height = info->d_height;
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318 src = (Uint32 *)info->s_pixels;
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319 srcskip = info->s_skip/4;
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320 dst = (Uint16 *)info->d_pixels;
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321 dstskip = info->d_skip/2;
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322
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323 #ifdef USE_DUFFS_LOOP
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324 while ( height-- ) {
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325 DUFFS_LOOP(
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326 RGB888_RGB565(dst, src);
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327 ++src;
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328 ++dst;
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329 , width);
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330 src += srcskip;
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331 dst += dstskip;
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332 }
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333 #else
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334 /* Memory align at 4-byte boundary, if necessary */
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335 if ( (long)dst & 0x03 ) {
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336 /* Don't do anything if width is 0 */
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337 if ( width == 0 ) {
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338 return;
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339 }
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340 --width;
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341
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342 while ( height-- ) {
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343 /* Perform copy alignment */
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344 RGB888_RGB565(dst, src);
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345 ++src;
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346 ++dst;
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347
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348 /* Copy in 4 pixel chunks */
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349 for ( c=width/4; c; --c ) {
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350 RGB888_RGB565_TWO(dst, src);
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351 src += 2;
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352 dst += 2;
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353 RGB888_RGB565_TWO(dst, src);
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354 src += 2;
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355 dst += 2;
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356 }
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357 /* Get any leftovers */
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358 switch (width % 4) {
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359 case 3:
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360 RGB888_RGB565(dst, src);
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361 ++src;
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362 ++dst;
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363 case 2:
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364 RGB888_RGB565_TWO(dst, src);
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365 src += 2;
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366 dst += 2;
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367 break;
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368 case 1:
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369 RGB888_RGB565(dst, src);
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370 ++src;
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371 ++dst;
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372 break;
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373 }
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374 src += srcskip;
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375 dst += dstskip;
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376 }
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377 } else {
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378 while ( height-- ) {
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379 /* Copy in 4 pixel chunks */
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380 for ( c=width/4; c; --c ) {
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381 RGB888_RGB565_TWO(dst, src);
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382 src += 2;
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383 dst += 2;
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384 RGB888_RGB565_TWO(dst, src);
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385 src += 2;
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386 dst += 2;
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387 }
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388 /* Get any leftovers */
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389 switch (width % 4) {
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390 case 3:
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391 RGB888_RGB565(dst, src);
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392 ++src;
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393 ++dst;
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394 case 2:
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395 RGB888_RGB565_TWO(dst, src);
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396 src += 2;
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397 dst += 2;
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398 break;
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399 case 1:
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400 RGB888_RGB565(dst, src);
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401 ++src;
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402 ++dst;
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403 break;
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404 }
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405 src += srcskip;
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406 dst += dstskip;
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407 }
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408 }
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409 #endif /* USE_DUFFS_LOOP */
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410 }
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411
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412 #endif /* USE_ASMBLIT */
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413
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414
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415 /* Special optimized blit for RGB 5-6-5 --> 32-bit RGB surfaces */
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416 #if ( SDL_BYTEORDER == SDL_LIL_ENDIAN )
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417 #define RGB565_32(dst, src, map) (map[src[0]*2] + map[src[1]*2+1])
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418 #else /* ( SDL_BYTEORDER == SDL_BIG_ENDIAN ) */
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419 #define RGB565_32(dst, src, map) (map[src[1]*2] + map[src[0]*2+1])
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420 #endif
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421 static void Blit_RGB565_32(SDL_BlitInfo *info, Uint32 *map)
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422 {
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423 #ifndef USE_DUFFS_LOOP
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424 int c;
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425 #endif
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426 int width, height;
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427 Uint8 *src;
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428 Uint32 *dst;
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429 int srcskip, dstskip;
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430
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431 /* Set up some basic variables */
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432 width = info->d_width;
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433 height = info->d_height;
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434 src = (Uint8 *)info->s_pixels;
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|
435 srcskip = info->s_skip;
|
|
|
436 dst = (Uint32 *)info->d_pixels;
|
|
|
437 dstskip = info->d_skip/4;
|
|
|
438
|
|
|
439 #ifdef USE_DUFFS_LOOP
|
|
|
440 while ( height-- ) {
|
|
|
441 DUFFS_LOOP(
|
|
|
442 {
|
|
|
443 *dst++ = RGB565_32(dst, src, map);
|
|
|
444 src += 2;
|
|
|
445 },
|
|
|
446 width);
|
|
|
447 src += srcskip;
|
|
|
448 dst += dstskip;
|
|
|
449 }
|
|
|
450 #else
|
|
|
451 while ( height-- ) {
|
|
|
452 /* Copy in 4 pixel chunks */
|
|
|
453 for ( c=width/4; c; --c ) {
|
|
|
454 *dst++ = RGB565_32(dst, src, map);
|
|
|
455 src += 2;
|
|
|
456 *dst++ = RGB565_32(dst, src, map);
|
|
|
457 src += 2;
|
|
|
458 *dst++ = RGB565_32(dst, src, map);
|
|
|
459 src += 2;
|
|
|
460 *dst++ = RGB565_32(dst, src, map);
|
|
|
461 src += 2;
|
|
|
462 }
|
|
|
463 /* Get any leftovers */
|
|
|
464 switch (width % 4) {
|
|
|
465 case 3:
|
|
|
466 *dst++ = RGB565_32(dst, src, map);
|
|
|
467 src += 2;
|
|
|
468 case 2:
|
|
|
469 *dst++ = RGB565_32(dst, src, map);
|
|
|
470 src += 2;
|
|
|
471 case 1:
|
|
|
472 *dst++ = RGB565_32(dst, src, map);
|
|
|
473 src += 2;
|
|
|
474 break;
|
|
|
475 }
|
|
|
476 src += srcskip;
|
|
|
477 dst += dstskip;
|
|
|
478 }
|
|
|
479 #endif /* USE_DUFFS_LOOP */
|
|
|
480 }
|
|
|
481
|
|
|
482 /* Special optimized blit for RGB 5-6-5 --> ARGB 8-8-8-8 */
|
|
|
483 static Uint32 RGB565_ARGB8888_LUT[512] = {
|
|
|
484 0x00000000, 0xff000000, 0x00000008, 0xff002000,
|
|
|
485 0x00000010, 0xff004000, 0x00000018, 0xff006100,
|
|
|
486 0x00000020, 0xff008100, 0x00000029, 0xff00a100,
|
|
|
487 0x00000031, 0xff00c200, 0x00000039, 0xff00e200,
|
|
|
488 0x00000041, 0xff080000, 0x0000004a, 0xff082000,
|
|
|
489 0x00000052, 0xff084000, 0x0000005a, 0xff086100,
|
|
|
490 0x00000062, 0xff088100, 0x0000006a, 0xff08a100,
|
|
|
491 0x00000073, 0xff08c200, 0x0000007b, 0xff08e200,
|
|
|
492 0x00000083, 0xff100000, 0x0000008b, 0xff102000,
|
|
|
493 0x00000094, 0xff104000, 0x0000009c, 0xff106100,
|
|
|
494 0x000000a4, 0xff108100, 0x000000ac, 0xff10a100,
|
|
|
495 0x000000b4, 0xff10c200, 0x000000bd, 0xff10e200,
|
|
|
496 0x000000c5, 0xff180000, 0x000000cd, 0xff182000,
|
|
|
497 0x000000d5, 0xff184000, 0x000000de, 0xff186100,
|
|
|
498 0x000000e6, 0xff188100, 0x000000ee, 0xff18a100,
|
|
|
499 0x000000f6, 0xff18c200, 0x000000ff, 0xff18e200,
|
|
|
500 0x00000400, 0xff200000, 0x00000408, 0xff202000,
|
|
|
501 0x00000410, 0xff204000, 0x00000418, 0xff206100,
|
|
|
502 0x00000420, 0xff208100, 0x00000429, 0xff20a100,
|
|
|
503 0x00000431, 0xff20c200, 0x00000439, 0xff20e200,
|
|
|
504 0x00000441, 0xff290000, 0x0000044a, 0xff292000,
|
|
|
505 0x00000452, 0xff294000, 0x0000045a, 0xff296100,
|
|
|
506 0x00000462, 0xff298100, 0x0000046a, 0xff29a100,
|
|
|
507 0x00000473, 0xff29c200, 0x0000047b, 0xff29e200,
|
|
|
508 0x00000483, 0xff310000, 0x0000048b, 0xff312000,
|
|
|
509 0x00000494, 0xff314000, 0x0000049c, 0xff316100,
|
|
|
510 0x000004a4, 0xff318100, 0x000004ac, 0xff31a100,
|
|
|
511 0x000004b4, 0xff31c200, 0x000004bd, 0xff31e200,
|
|
|
512 0x000004c5, 0xff390000, 0x000004cd, 0xff392000,
|
|
|
513 0x000004d5, 0xff394000, 0x000004de, 0xff396100,
|
|
|
514 0x000004e6, 0xff398100, 0x000004ee, 0xff39a100,
|
|
|
515 0x000004f6, 0xff39c200, 0x000004ff, 0xff39e200,
|
|
|
516 0x00000800, 0xff410000, 0x00000808, 0xff412000,
|
|
|
517 0x00000810, 0xff414000, 0x00000818, 0xff416100,
|
|
|
518 0x00000820, 0xff418100, 0x00000829, 0xff41a100,
|
|
|
519 0x00000831, 0xff41c200, 0x00000839, 0xff41e200,
|
|
|
520 0x00000841, 0xff4a0000, 0x0000084a, 0xff4a2000,
|
|
|
521 0x00000852, 0xff4a4000, 0x0000085a, 0xff4a6100,
|
|
|
522 0x00000862, 0xff4a8100, 0x0000086a, 0xff4aa100,
|
|
|
523 0x00000873, 0xff4ac200, 0x0000087b, 0xff4ae200,
|
|
|
524 0x00000883, 0xff520000, 0x0000088b, 0xff522000,
|
|
|
525 0x00000894, 0xff524000, 0x0000089c, 0xff526100,
|
|
|
526 0x000008a4, 0xff528100, 0x000008ac, 0xff52a100,
|
|
|
527 0x000008b4, 0xff52c200, 0x000008bd, 0xff52e200,
|
|
|
528 0x000008c5, 0xff5a0000, 0x000008cd, 0xff5a2000,
|
|
|
529 0x000008d5, 0xff5a4000, 0x000008de, 0xff5a6100,
|
|
|
530 0x000008e6, 0xff5a8100, 0x000008ee, 0xff5aa100,
|
|
|
531 0x000008f6, 0xff5ac200, 0x000008ff, 0xff5ae200,
|
|
|
532 0x00000c00, 0xff620000, 0x00000c08, 0xff622000,
|
|
|
533 0x00000c10, 0xff624000, 0x00000c18, 0xff626100,
|
|
|
534 0x00000c20, 0xff628100, 0x00000c29, 0xff62a100,
|
|
|
535 0x00000c31, 0xff62c200, 0x00000c39, 0xff62e200,
|
|
|
536 0x00000c41, 0xff6a0000, 0x00000c4a, 0xff6a2000,
|
|
|
537 0x00000c52, 0xff6a4000, 0x00000c5a, 0xff6a6100,
|
|
|
538 0x00000c62, 0xff6a8100, 0x00000c6a, 0xff6aa100,
|
|
|
539 0x00000c73, 0xff6ac200, 0x00000c7b, 0xff6ae200,
|
|
|
540 0x00000c83, 0xff730000, 0x00000c8b, 0xff732000,
|
|
|
541 0x00000c94, 0xff734000, 0x00000c9c, 0xff736100,
|
|
|
542 0x00000ca4, 0xff738100, 0x00000cac, 0xff73a100,
|
|
|
543 0x00000cb4, 0xff73c200, 0x00000cbd, 0xff73e200,
|
|
|
544 0x00000cc5, 0xff7b0000, 0x00000ccd, 0xff7b2000,
|
|
|
545 0x00000cd5, 0xff7b4000, 0x00000cde, 0xff7b6100,
|
|
|
546 0x00000ce6, 0xff7b8100, 0x00000cee, 0xff7ba100,
|
|
|
547 0x00000cf6, 0xff7bc200, 0x00000cff, 0xff7be200,
|
|
|
548 0x00001000, 0xff830000, 0x00001008, 0xff832000,
|
|
|
549 0x00001010, 0xff834000, 0x00001018, 0xff836100,
|
|
|
550 0x00001020, 0xff838100, 0x00001029, 0xff83a100,
|
|
|
551 0x00001031, 0xff83c200, 0x00001039, 0xff83e200,
|
|
|
552 0x00001041, 0xff8b0000, 0x0000104a, 0xff8b2000,
|
|
|
553 0x00001052, 0xff8b4000, 0x0000105a, 0xff8b6100,
|
|
|
554 0x00001062, 0xff8b8100, 0x0000106a, 0xff8ba100,
|
|
|
555 0x00001073, 0xff8bc200, 0x0000107b, 0xff8be200,
|
|
|
556 0x00001083, 0xff940000, 0x0000108b, 0xff942000,
|
|
|
557 0x00001094, 0xff944000, 0x0000109c, 0xff946100,
|
|
|
558 0x000010a4, 0xff948100, 0x000010ac, 0xff94a100,
|
|
|
559 0x000010b4, 0xff94c200, 0x000010bd, 0xff94e200,
|
|
|
560 0x000010c5, 0xff9c0000, 0x000010cd, 0xff9c2000,
|
|
|
561 0x000010d5, 0xff9c4000, 0x000010de, 0xff9c6100,
|
|
|
562 0x000010e6, 0xff9c8100, 0x000010ee, 0xff9ca100,
|
|
|
563 0x000010f6, 0xff9cc200, 0x000010ff, 0xff9ce200,
|
|
|
564 0x00001400, 0xffa40000, 0x00001408, 0xffa42000,
|
|
|
565 0x00001410, 0xffa44000, 0x00001418, 0xffa46100,
|
|
|
566 0x00001420, 0xffa48100, 0x00001429, 0xffa4a100,
|
|
|
567 0x00001431, 0xffa4c200, 0x00001439, 0xffa4e200,
|
|
|
568 0x00001441, 0xffac0000, 0x0000144a, 0xffac2000,
|
|
|
569 0x00001452, 0xffac4000, 0x0000145a, 0xffac6100,
|
|
|
570 0x00001462, 0xffac8100, 0x0000146a, 0xffaca100,
|
|
|
571 0x00001473, 0xffacc200, 0x0000147b, 0xfface200,
|
|
|
572 0x00001483, 0xffb40000, 0x0000148b, 0xffb42000,
|
|
|
573 0x00001494, 0xffb44000, 0x0000149c, 0xffb46100,
|
|
|
574 0x000014a4, 0xffb48100, 0x000014ac, 0xffb4a100,
|
|
|
575 0x000014b4, 0xffb4c200, 0x000014bd, 0xffb4e200,
|
|
|
576 0x000014c5, 0xffbd0000, 0x000014cd, 0xffbd2000,
|
|
|
577 0x000014d5, 0xffbd4000, 0x000014de, 0xffbd6100,
|
|
|
578 0x000014e6, 0xffbd8100, 0x000014ee, 0xffbda100,
|
|
|
579 0x000014f6, 0xffbdc200, 0x000014ff, 0xffbde200,
|
|
|
580 0x00001800, 0xffc50000, 0x00001808, 0xffc52000,
|
|
|
581 0x00001810, 0xffc54000, 0x00001818, 0xffc56100,
|
|
|
582 0x00001820, 0xffc58100, 0x00001829, 0xffc5a100,
|
|
|
583 0x00001831, 0xffc5c200, 0x00001839, 0xffc5e200,
|
|
|
584 0x00001841, 0xffcd0000, 0x0000184a, 0xffcd2000,
|
|
|
585 0x00001852, 0xffcd4000, 0x0000185a, 0xffcd6100,
|
|
|
586 0x00001862, 0xffcd8100, 0x0000186a, 0xffcda100,
|
|
|
587 0x00001873, 0xffcdc200, 0x0000187b, 0xffcde200,
|
|
|
588 0x00001883, 0xffd50000, 0x0000188b, 0xffd52000,
|
|
|
589 0x00001894, 0xffd54000, 0x0000189c, 0xffd56100,
|
|
|
590 0x000018a4, 0xffd58100, 0x000018ac, 0xffd5a100,
|
|
|
591 0x000018b4, 0xffd5c200, 0x000018bd, 0xffd5e200,
|
|
|
592 0x000018c5, 0xffde0000, 0x000018cd, 0xffde2000,
|
|
|
593 0x000018d5, 0xffde4000, 0x000018de, 0xffde6100,
|
|
|
594 0x000018e6, 0xffde8100, 0x000018ee, 0xffdea100,
|
|
|
595 0x000018f6, 0xffdec200, 0x000018ff, 0xffdee200,
|
|
|
596 0x00001c00, 0xffe60000, 0x00001c08, 0xffe62000,
|
|
|
597 0x00001c10, 0xffe64000, 0x00001c18, 0xffe66100,
|
|
|
598 0x00001c20, 0xffe68100, 0x00001c29, 0xffe6a100,
|
|
|
599 0x00001c31, 0xffe6c200, 0x00001c39, 0xffe6e200,
|
|
|
600 0x00001c41, 0xffee0000, 0x00001c4a, 0xffee2000,
|
|
|
601 0x00001c52, 0xffee4000, 0x00001c5a, 0xffee6100,
|
|
|
602 0x00001c62, 0xffee8100, 0x00001c6a, 0xffeea100,
|
|
|
603 0x00001c73, 0xffeec200, 0x00001c7b, 0xffeee200,
|
|
|
604 0x00001c83, 0xfff60000, 0x00001c8b, 0xfff62000,
|
|
|
605 0x00001c94, 0xfff64000, 0x00001c9c, 0xfff66100,
|
|
|
606 0x00001ca4, 0xfff68100, 0x00001cac, 0xfff6a100,
|
|
|
607 0x00001cb4, 0xfff6c200, 0x00001cbd, 0xfff6e200,
|
|
|
608 0x00001cc5, 0xffff0000, 0x00001ccd, 0xffff2000,
|
|
|
609 0x00001cd5, 0xffff4000, 0x00001cde, 0xffff6100,
|
|
|
610 0x00001ce6, 0xffff8100, 0x00001cee, 0xffffa100,
|
|
|
611 0x00001cf6, 0xffffc200, 0x00001cff, 0xffffe200
|
|
|
612 };
|
|
|
613 static void Blit_RGB565_ARGB8888(SDL_BlitInfo *info)
|
|
|
614 {
|
|
|
615 Blit_RGB565_32(info, RGB565_ARGB8888_LUT);
|
|
|
616 }
|
|
|
617
|
|
|
618 /* Special optimized blit for RGB 5-6-5 --> ABGR 8-8-8-8 */
|
|
|
619 static Uint32 RGB565_ABGR8888_LUT[512] = {
|
|
|
620 0xff000000, 0x00000000, 0xff080000, 0x00002000,
|
|
|
621 0xff100000, 0x00004000, 0xff180000, 0x00006100,
|
|
|
622 0xff200000, 0x00008100, 0xff290000, 0x0000a100,
|
|
|
623 0xff310000, 0x0000c200, 0xff390000, 0x0000e200,
|
|
|
624 0xff410000, 0x00000008, 0xff4a0000, 0x00002008,
|
|
|
625 0xff520000, 0x00004008, 0xff5a0000, 0x00006108,
|
|
|
626 0xff620000, 0x00008108, 0xff6a0000, 0x0000a108,
|
|
|
627 0xff730000, 0x0000c208, 0xff7b0000, 0x0000e208,
|
|
|
628 0xff830000, 0x00000010, 0xff8b0000, 0x00002010,
|
|
|
629 0xff940000, 0x00004010, 0xff9c0000, 0x00006110,
|
|
|
630 0xffa40000, 0x00008110, 0xffac0000, 0x0000a110,
|
|
|
631 0xffb40000, 0x0000c210, 0xffbd0000, 0x0000e210,
|
|
|
632 0xffc50000, 0x00000018, 0xffcd0000, 0x00002018,
|
|
|
633 0xffd50000, 0x00004018, 0xffde0000, 0x00006118,
|
|
|
634 0xffe60000, 0x00008118, 0xffee0000, 0x0000a118,
|
|
|
635 0xfff60000, 0x0000c218, 0xffff0000, 0x0000e218,
|
|
|
636 0xff000400, 0x00000020, 0xff080400, 0x00002020,
|
|
|
637 0xff100400, 0x00004020, 0xff180400, 0x00006120,
|
|
|
638 0xff200400, 0x00008120, 0xff290400, 0x0000a120,
|
|
|
639 0xff310400, 0x0000c220, 0xff390400, 0x0000e220,
|
|
|
640 0xff410400, 0x00000029, 0xff4a0400, 0x00002029,
|
|
|
641 0xff520400, 0x00004029, 0xff5a0400, 0x00006129,
|
|
|
642 0xff620400, 0x00008129, 0xff6a0400, 0x0000a129,
|
|
|
643 0xff730400, 0x0000c229, 0xff7b0400, 0x0000e229,
|
|
|
644 0xff830400, 0x00000031, 0xff8b0400, 0x00002031,
|
|
|
645 0xff940400, 0x00004031, 0xff9c0400, 0x00006131,
|
|
|
646 0xffa40400, 0x00008131, 0xffac0400, 0x0000a131,
|
|
|
647 0xffb40400, 0x0000c231, 0xffbd0400, 0x0000e231,
|
|
|
648 0xffc50400, 0x00000039, 0xffcd0400, 0x00002039,
|
|
|
649 0xffd50400, 0x00004039, 0xffde0400, 0x00006139,
|
|
|
650 0xffe60400, 0x00008139, 0xffee0400, 0x0000a139,
|
|
|
651 0xfff60400, 0x0000c239, 0xffff0400, 0x0000e239,
|
|
|
652 0xff000800, 0x00000041, 0xff080800, 0x00002041,
|
|
|
653 0xff100800, 0x00004041, 0xff180800, 0x00006141,
|
|
|
654 0xff200800, 0x00008141, 0xff290800, 0x0000a141,
|
|
|
655 0xff310800, 0x0000c241, 0xff390800, 0x0000e241,
|
|
|
656 0xff410800, 0x0000004a, 0xff4a0800, 0x0000204a,
|
|
|
657 0xff520800, 0x0000404a, 0xff5a0800, 0x0000614a,
|
|
|
658 0xff620800, 0x0000814a, 0xff6a0800, 0x0000a14a,
|
|
|
659 0xff730800, 0x0000c24a, 0xff7b0800, 0x0000e24a,
|
|
|
660 0xff830800, 0x00000052, 0xff8b0800, 0x00002052,
|
|
|
661 0xff940800, 0x00004052, 0xff9c0800, 0x00006152,
|
|
|
662 0xffa40800, 0x00008152, 0xffac0800, 0x0000a152,
|
|
|
663 0xffb40800, 0x0000c252, 0xffbd0800, 0x0000e252,
|
|
|
664 0xffc50800, 0x0000005a, 0xffcd0800, 0x0000205a,
|
|
|
665 0xffd50800, 0x0000405a, 0xffde0800, 0x0000615a,
|
|
|
666 0xffe60800, 0x0000815a, 0xffee0800, 0x0000a15a,
|
|
|
667 0xfff60800, 0x0000c25a, 0xffff0800, 0x0000e25a,
|
|
|
668 0xff000c00, 0x00000062, 0xff080c00, 0x00002062,
|
|
|
669 0xff100c00, 0x00004062, 0xff180c00, 0x00006162,
|
|
|
670 0xff200c00, 0x00008162, 0xff290c00, 0x0000a162,
|
|
|
671 0xff310c00, 0x0000c262, 0xff390c00, 0x0000e262,
|
|
|
672 0xff410c00, 0x0000006a, 0xff4a0c00, 0x0000206a,
|
|
|
673 0xff520c00, 0x0000406a, 0xff5a0c00, 0x0000616a,
|
|
|
674 0xff620c00, 0x0000816a, 0xff6a0c00, 0x0000a16a,
|
|
|
675 0xff730c00, 0x0000c26a, 0xff7b0c00, 0x0000e26a,
|
|
|
676 0xff830c00, 0x00000073, 0xff8b0c00, 0x00002073,
|
|
|
677 0xff940c00, 0x00004073, 0xff9c0c00, 0x00006173,
|
|
|
678 0xffa40c00, 0x00008173, 0xffac0c00, 0x0000a173,
|
|
|
679 0xffb40c00, 0x0000c273, 0xffbd0c00, 0x0000e273,
|
|
|
680 0xffc50c00, 0x0000007b, 0xffcd0c00, 0x0000207b,
|
|
|
681 0xffd50c00, 0x0000407b, 0xffde0c00, 0x0000617b,
|
|
|
682 0xffe60c00, 0x0000817b, 0xffee0c00, 0x0000a17b,
|
|
|
683 0xfff60c00, 0x0000c27b, 0xffff0c00, 0x0000e27b,
|
|
|
684 0xff001000, 0x00000083, 0xff081000, 0x00002083,
|
|
|
685 0xff101000, 0x00004083, 0xff181000, 0x00006183,
|
|
|
686 0xff201000, 0x00008183, 0xff291000, 0x0000a183,
|
|
|
687 0xff311000, 0x0000c283, 0xff391000, 0x0000e283,
|
|
|
688 0xff411000, 0x0000008b, 0xff4a1000, 0x0000208b,
|
|
|
689 0xff521000, 0x0000408b, 0xff5a1000, 0x0000618b,
|
|
|
690 0xff621000, 0x0000818b, 0xff6a1000, 0x0000a18b,
|
|
|
691 0xff731000, 0x0000c28b, 0xff7b1000, 0x0000e28b,
|
|
|
692 0xff831000, 0x00000094, 0xff8b1000, 0x00002094,
|
|
|
693 0xff941000, 0x00004094, 0xff9c1000, 0x00006194,
|
|
|
694 0xffa41000, 0x00008194, 0xffac1000, 0x0000a194,
|
|
|
695 0xffb41000, 0x0000c294, 0xffbd1000, 0x0000e294,
|
|
|
696 0xffc51000, 0x0000009c, 0xffcd1000, 0x0000209c,
|
|
|
697 0xffd51000, 0x0000409c, 0xffde1000, 0x0000619c,
|
|
|
698 0xffe61000, 0x0000819c, 0xffee1000, 0x0000a19c,
|
|
|
699 0xfff61000, 0x0000c29c, 0xffff1000, 0x0000e29c,
|
|
|
700 0xff001400, 0x000000a4, 0xff081400, 0x000020a4,
|
|
|
701 0xff101400, 0x000040a4, 0xff181400, 0x000061a4,
|
|
|
702 0xff201400, 0x000081a4, 0xff291400, 0x0000a1a4,
|
|
|
703 0xff311400, 0x0000c2a4, 0xff391400, 0x0000e2a4,
|
|
|
704 0xff411400, 0x000000ac, 0xff4a1400, 0x000020ac,
|
|
|
705 0xff521400, 0x000040ac, 0xff5a1400, 0x000061ac,
|
|
|
706 0xff621400, 0x000081ac, 0xff6a1400, 0x0000a1ac,
|
|
|
707 0xff731400, 0x0000c2ac, 0xff7b1400, 0x0000e2ac,
|
|
|
708 0xff831400, 0x000000b4, 0xff8b1400, 0x000020b4,
|
|
|
709 0xff941400, 0x000040b4, 0xff9c1400, 0x000061b4,
|
|
|
710 0xffa41400, 0x000081b4, 0xffac1400, 0x0000a1b4,
|
|
|
711 0xffb41400, 0x0000c2b4, 0xffbd1400, 0x0000e2b4,
|
|
|
712 0xffc51400, 0x000000bd, 0xffcd1400, 0x000020bd,
|
|
|
713 0xffd51400, 0x000040bd, 0xffde1400, 0x000061bd,
|
|
|
714 0xffe61400, 0x000081bd, 0xffee1400, 0x0000a1bd,
|
|
|
715 0xfff61400, 0x0000c2bd, 0xffff1400, 0x0000e2bd,
|
|
|
716 0xff001800, 0x000000c5, 0xff081800, 0x000020c5,
|
|
|
717 0xff101800, 0x000040c5, 0xff181800, 0x000061c5,
|
|
|
718 0xff201800, 0x000081c5, 0xff291800, 0x0000a1c5,
|
|
|
719 0xff311800, 0x0000c2c5, 0xff391800, 0x0000e2c5,
|
|
|
720 0xff411800, 0x000000cd, 0xff4a1800, 0x000020cd,
|
|
|
721 0xff521800, 0x000040cd, 0xff5a1800, 0x000061cd,
|
|
|
722 0xff621800, 0x000081cd, 0xff6a1800, 0x0000a1cd,
|
|
|
723 0xff731800, 0x0000c2cd, 0xff7b1800, 0x0000e2cd,
|
|
|
724 0xff831800, 0x000000d5, 0xff8b1800, 0x000020d5,
|
|
|
725 0xff941800, 0x000040d5, 0xff9c1800, 0x000061d5,
|
|
|
726 0xffa41800, 0x000081d5, 0xffac1800, 0x0000a1d5,
|
|
|
727 0xffb41800, 0x0000c2d5, 0xffbd1800, 0x0000e2d5,
|
|
|
728 0xffc51800, 0x000000de, 0xffcd1800, 0x000020de,
|
|
|
729 0xffd51800, 0x000040de, 0xffde1800, 0x000061de,
|
|
|
730 0xffe61800, 0x000081de, 0xffee1800, 0x0000a1de,
|
|
|
731 0xfff61800, 0x0000c2de, 0xffff1800, 0x0000e2de,
|
|
|
732 0xff001c00, 0x000000e6, 0xff081c00, 0x000020e6,
|
|
|
733 0xff101c00, 0x000040e6, 0xff181c00, 0x000061e6,
|
|
|
734 0xff201c00, 0x000081e6, 0xff291c00, 0x0000a1e6,
|
|
|
735 0xff311c00, 0x0000c2e6, 0xff391c00, 0x0000e2e6,
|
|
|
736 0xff411c00, 0x000000ee, 0xff4a1c00, 0x000020ee,
|
|
|
737 0xff521c00, 0x000040ee, 0xff5a1c00, 0x000061ee,
|
|
|
738 0xff621c00, 0x000081ee, 0xff6a1c00, 0x0000a1ee,
|
|
|
739 0xff731c00, 0x0000c2ee, 0xff7b1c00, 0x0000e2ee,
|
|
|
740 0xff831c00, 0x000000f6, 0xff8b1c00, 0x000020f6,
|
|
|
741 0xff941c00, 0x000040f6, 0xff9c1c00, 0x000061f6,
|
|
|
742 0xffa41c00, 0x000081f6, 0xffac1c00, 0x0000a1f6,
|
|
|
743 0xffb41c00, 0x0000c2f6, 0xffbd1c00, 0x0000e2f6,
|
|
|
744 0xffc51c00, 0x000000ff, 0xffcd1c00, 0x000020ff,
|
|
|
745 0xffd51c00, 0x000040ff, 0xffde1c00, 0x000061ff,
|
|
|
746 0xffe61c00, 0x000081ff, 0xffee1c00, 0x0000a1ff,
|
|
|
747 0xfff61c00, 0x0000c2ff, 0xffff1c00, 0x0000e2ff
|
|
|
748 };
|
|
|
749 static void Blit_RGB565_ABGR8888(SDL_BlitInfo *info)
|
|
|
750 {
|
|
|
751 Blit_RGB565_32(info, RGB565_ABGR8888_LUT);
|
|
|
752 }
|
|
|
753
|
|
|
754 /* Special optimized blit for RGB 5-6-5 --> RGBA 8-8-8-8 */
|
|
|
755 static Uint32 RGB565_RGBA8888_LUT[512] = {
|
|
|
756 0x000000ff, 0x00000000, 0x000008ff, 0x00200000,
|
|
|
757 0x000010ff, 0x00400000, 0x000018ff, 0x00610000,
|
|
|
758 0x000020ff, 0x00810000, 0x000029ff, 0x00a10000,
|
|
|
759 0x000031ff, 0x00c20000, 0x000039ff, 0x00e20000,
|
|
|
760 0x000041ff, 0x08000000, 0x00004aff, 0x08200000,
|
|
|
761 0x000052ff, 0x08400000, 0x00005aff, 0x08610000,
|
|
|
762 0x000062ff, 0x08810000, 0x00006aff, 0x08a10000,
|
|
|
763 0x000073ff, 0x08c20000, 0x00007bff, 0x08e20000,
|
|
|
764 0x000083ff, 0x10000000, 0x00008bff, 0x10200000,
|
|
|
765 0x000094ff, 0x10400000, 0x00009cff, 0x10610000,
|
|
|
766 0x0000a4ff, 0x10810000, 0x0000acff, 0x10a10000,
|
|
|
767 0x0000b4ff, 0x10c20000, 0x0000bdff, 0x10e20000,
|
|
|
768 0x0000c5ff, 0x18000000, 0x0000cdff, 0x18200000,
|
|
|
769 0x0000d5ff, 0x18400000, 0x0000deff, 0x18610000,
|
|
|
770 0x0000e6ff, 0x18810000, 0x0000eeff, 0x18a10000,
|
|
|
771 0x0000f6ff, 0x18c20000, 0x0000ffff, 0x18e20000,
|
|
|
772 0x000400ff, 0x20000000, 0x000408ff, 0x20200000,
|
|
|
773 0x000410ff, 0x20400000, 0x000418ff, 0x20610000,
|
|
|
774 0x000420ff, 0x20810000, 0x000429ff, 0x20a10000,
|
|
|
775 0x000431ff, 0x20c20000, 0x000439ff, 0x20e20000,
|
|
|
776 0x000441ff, 0x29000000, 0x00044aff, 0x29200000,
|
|
|
777 0x000452ff, 0x29400000, 0x00045aff, 0x29610000,
|
|
|
778 0x000462ff, 0x29810000, 0x00046aff, 0x29a10000,
|
|
|
779 0x000473ff, 0x29c20000, 0x00047bff, 0x29e20000,
|
|
|
780 0x000483ff, 0x31000000, 0x00048bff, 0x31200000,
|
|
|
781 0x000494ff, 0x31400000, 0x00049cff, 0x31610000,
|
|
|
782 0x0004a4ff, 0x31810000, 0x0004acff, 0x31a10000,
|
|
|
783 0x0004b4ff, 0x31c20000, 0x0004bdff, 0x31e20000,
|
|
|
784 0x0004c5ff, 0x39000000, 0x0004cdff, 0x39200000,
|
|
|
785 0x0004d5ff, 0x39400000, 0x0004deff, 0x39610000,
|
|
|
786 0x0004e6ff, 0x39810000, 0x0004eeff, 0x39a10000,
|
|
|
787 0x0004f6ff, 0x39c20000, 0x0004ffff, 0x39e20000,
|
|
|
788 0x000800ff, 0x41000000, 0x000808ff, 0x41200000,
|
|
|
789 0x000810ff, 0x41400000, 0x000818ff, 0x41610000,
|
|
|
790 0x000820ff, 0x41810000, 0x000829ff, 0x41a10000,
|
|
|
791 0x000831ff, 0x41c20000, 0x000839ff, 0x41e20000,
|
|
|
792 0x000841ff, 0x4a000000, 0x00084aff, 0x4a200000,
|
|
|
793 0x000852ff, 0x4a400000, 0x00085aff, 0x4a610000,
|
|
|
794 0x000862ff, 0x4a810000, 0x00086aff, 0x4aa10000,
|
|
|
795 0x000873ff, 0x4ac20000, 0x00087bff, 0x4ae20000,
|
|
|
796 0x000883ff, 0x52000000, 0x00088bff, 0x52200000,
|
|
|
797 0x000894ff, 0x52400000, 0x00089cff, 0x52610000,
|
|
|
798 0x0008a4ff, 0x52810000, 0x0008acff, 0x52a10000,
|
|
|
799 0x0008b4ff, 0x52c20000, 0x0008bdff, 0x52e20000,
|
|
|
800 0x0008c5ff, 0x5a000000, 0x0008cdff, 0x5a200000,
|
|
|
801 0x0008d5ff, 0x5a400000, 0x0008deff, 0x5a610000,
|
|
|
802 0x0008e6ff, 0x5a810000, 0x0008eeff, 0x5aa10000,
|
|
|
803 0x0008f6ff, 0x5ac20000, 0x0008ffff, 0x5ae20000,
|
|
|
804 0x000c00ff, 0x62000000, 0x000c08ff, 0x62200000,
|
|
|
805 0x000c10ff, 0x62400000, 0x000c18ff, 0x62610000,
|
|
|
806 0x000c20ff, 0x62810000, 0x000c29ff, 0x62a10000,
|
|
|
807 0x000c31ff, 0x62c20000, 0x000c39ff, 0x62e20000,
|
|
|
808 0x000c41ff, 0x6a000000, 0x000c4aff, 0x6a200000,
|
|
|
809 0x000c52ff, 0x6a400000, 0x000c5aff, 0x6a610000,
|
|
|
810 0x000c62ff, 0x6a810000, 0x000c6aff, 0x6aa10000,
|
|
|
811 0x000c73ff, 0x6ac20000, 0x000c7bff, 0x6ae20000,
|
|
|
812 0x000c83ff, 0x73000000, 0x000c8bff, 0x73200000,
|
|
|
813 0x000c94ff, 0x73400000, 0x000c9cff, 0x73610000,
|
|
|
814 0x000ca4ff, 0x73810000, 0x000cacff, 0x73a10000,
|
|
|
815 0x000cb4ff, 0x73c20000, 0x000cbdff, 0x73e20000,
|
|
|
816 0x000cc5ff, 0x7b000000, 0x000ccdff, 0x7b200000,
|
|
|
817 0x000cd5ff, 0x7b400000, 0x000cdeff, 0x7b610000,
|
|
|
818 0x000ce6ff, 0x7b810000, 0x000ceeff, 0x7ba10000,
|
|
|
819 0x000cf6ff, 0x7bc20000, 0x000cffff, 0x7be20000,
|
|
|
820 0x001000ff, 0x83000000, 0x001008ff, 0x83200000,
|
|
|
821 0x001010ff, 0x83400000, 0x001018ff, 0x83610000,
|
|
|
822 0x001020ff, 0x83810000, 0x001029ff, 0x83a10000,
|
|
|
823 0x001031ff, 0x83c20000, 0x001039ff, 0x83e20000,
|
|
|
824 0x001041ff, 0x8b000000, 0x00104aff, 0x8b200000,
|
|
|
825 0x001052ff, 0x8b400000, 0x00105aff, 0x8b610000,
|
|
|
826 0x001062ff, 0x8b810000, 0x00106aff, 0x8ba10000,
|
|
|
827 0x001073ff, 0x8bc20000, 0x00107bff, 0x8be20000,
|
|
|
828 0x001083ff, 0x94000000, 0x00108bff, 0x94200000,
|
|
|
829 0x001094ff, 0x94400000, 0x00109cff, 0x94610000,
|
|
|
830 0x0010a4ff, 0x94810000, 0x0010acff, 0x94a10000,
|
|
|
831 0x0010b4ff, 0x94c20000, 0x0010bdff, 0x94e20000,
|
|
|
832 0x0010c5ff, 0x9c000000, 0x0010cdff, 0x9c200000,
|
|
|
833 0x0010d5ff, 0x9c400000, 0x0010deff, 0x9c610000,
|
|
|
834 0x0010e6ff, 0x9c810000, 0x0010eeff, 0x9ca10000,
|
|
|
835 0x0010f6ff, 0x9cc20000, 0x0010ffff, 0x9ce20000,
|
|
|
836 0x001400ff, 0xa4000000, 0x001408ff, 0xa4200000,
|
|
|
837 0x001410ff, 0xa4400000, 0x001418ff, 0xa4610000,
|
|
|
838 0x001420ff, 0xa4810000, 0x001429ff, 0xa4a10000,
|
|
|
839 0x001431ff, 0xa4c20000, 0x001439ff, 0xa4e20000,
|
|
|
840 0x001441ff, 0xac000000, 0x00144aff, 0xac200000,
|
|
|
841 0x001452ff, 0xac400000, 0x00145aff, 0xac610000,
|
|
|
842 0x001462ff, 0xac810000, 0x00146aff, 0xaca10000,
|
|
|
843 0x001473ff, 0xacc20000, 0x00147bff, 0xace20000,
|
|
|
844 0x001483ff, 0xb4000000, 0x00148bff, 0xb4200000,
|
|
|
845 0x001494ff, 0xb4400000, 0x00149cff, 0xb4610000,
|
|
|
846 0x0014a4ff, 0xb4810000, 0x0014acff, 0xb4a10000,
|
|
|
847 0x0014b4ff, 0xb4c20000, 0x0014bdff, 0xb4e20000,
|
|
|
848 0x0014c5ff, 0xbd000000, 0x0014cdff, 0xbd200000,
|
|
|
849 0x0014d5ff, 0xbd400000, 0x0014deff, 0xbd610000,
|
|
|
850 0x0014e6ff, 0xbd810000, 0x0014eeff, 0xbda10000,
|
|
|
851 0x0014f6ff, 0xbdc20000, 0x0014ffff, 0xbde20000,
|
|
|
852 0x001800ff, 0xc5000000, 0x001808ff, 0xc5200000,
|
|
|
853 0x001810ff, 0xc5400000, 0x001818ff, 0xc5610000,
|
|
|
854 0x001820ff, 0xc5810000, 0x001829ff, 0xc5a10000,
|
|
|
855 0x001831ff, 0xc5c20000, 0x001839ff, 0xc5e20000,
|
|
|
856 0x001841ff, 0xcd000000, 0x00184aff, 0xcd200000,
|
|
|
857 0x001852ff, 0xcd400000, 0x00185aff, 0xcd610000,
|
|
|
858 0x001862ff, 0xcd810000, 0x00186aff, 0xcda10000,
|
|
|
859 0x001873ff, 0xcdc20000, 0x00187bff, 0xcde20000,
|
|
|
860 0x001883ff, 0xd5000000, 0x00188bff, 0xd5200000,
|
|
|
861 0x001894ff, 0xd5400000, 0x00189cff, 0xd5610000,
|
|
|
862 0x0018a4ff, 0xd5810000, 0x0018acff, 0xd5a10000,
|
|
|
863 0x0018b4ff, 0xd5c20000, 0x0018bdff, 0xd5e20000,
|
|
|
864 0x0018c5ff, 0xde000000, 0x0018cdff, 0xde200000,
|
|
|
865 0x0018d5ff, 0xde400000, 0x0018deff, 0xde610000,
|
|
|
866 0x0018e6ff, 0xde810000, 0x0018eeff, 0xdea10000,
|
|
|
867 0x0018f6ff, 0xdec20000, 0x0018ffff, 0xdee20000,
|
|
|
868 0x001c00ff, 0xe6000000, 0x001c08ff, 0xe6200000,
|
|
|
869 0x001c10ff, 0xe6400000, 0x001c18ff, 0xe6610000,
|
|
|
870 0x001c20ff, 0xe6810000, 0x001c29ff, 0xe6a10000,
|
|
|
871 0x001c31ff, 0xe6c20000, 0x001c39ff, 0xe6e20000,
|
|
|
872 0x001c41ff, 0xee000000, 0x001c4aff, 0xee200000,
|
|
|
873 0x001c52ff, 0xee400000, 0x001c5aff, 0xee610000,
|
|
|
874 0x001c62ff, 0xee810000, 0x001c6aff, 0xeea10000,
|
|
|
875 0x001c73ff, 0xeec20000, 0x001c7bff, 0xeee20000,
|
|
|
876 0x001c83ff, 0xf6000000, 0x001c8bff, 0xf6200000,
|
|
|
877 0x001c94ff, 0xf6400000, 0x001c9cff, 0xf6610000,
|
|
|
878 0x001ca4ff, 0xf6810000, 0x001cacff, 0xf6a10000,
|
|
|
879 0x001cb4ff, 0xf6c20000, 0x001cbdff, 0xf6e20000,
|
|
|
880 0x001cc5ff, 0xff000000, 0x001ccdff, 0xff200000,
|
|
|
881 0x001cd5ff, 0xff400000, 0x001cdeff, 0xff610000,
|
|
|
882 0x001ce6ff, 0xff810000, 0x001ceeff, 0xffa10000,
|
|
|
883 0x001cf6ff, 0xffc20000, 0x001cffff, 0xffe20000,
|
|
|
884 };
|
|
|
885 static void Blit_RGB565_RGBA8888(SDL_BlitInfo *info)
|
|
|
886 {
|
|
|
887 Blit_RGB565_32(info, RGB565_RGBA8888_LUT);
|
|
|
888 }
|
|
|
889
|
|
|
890 /* Special optimized blit for RGB 5-6-5 --> BGRA 8-8-8-8 */
|
|
|
891 static Uint32 RGB565_BGRA8888_LUT[512] = {
|
|
|
892 0x00000000, 0x000000ff, 0x08000000, 0x002000ff,
|
|
|
893 0x10000000, 0x004000ff, 0x18000000, 0x006100ff,
|
|
|
894 0x20000000, 0x008100ff, 0x29000000, 0x00a100ff,
|
|
|
895 0x31000000, 0x00c200ff, 0x39000000, 0x00e200ff,
|
|
|
896 0x41000000, 0x000008ff, 0x4a000000, 0x002008ff,
|
|
|
897 0x52000000, 0x004008ff, 0x5a000000, 0x006108ff,
|
|
|
898 0x62000000, 0x008108ff, 0x6a000000, 0x00a108ff,
|
|
|
899 0x73000000, 0x00c208ff, 0x7b000000, 0x00e208ff,
|
|
|
900 0x83000000, 0x000010ff, 0x8b000000, 0x002010ff,
|
|
|
901 0x94000000, 0x004010ff, 0x9c000000, 0x006110ff,
|
|
|
902 0xa4000000, 0x008110ff, 0xac000000, 0x00a110ff,
|
|
|
903 0xb4000000, 0x00c210ff, 0xbd000000, 0x00e210ff,
|
|
|
904 0xc5000000, 0x000018ff, 0xcd000000, 0x002018ff,
|
|
|
905 0xd5000000, 0x004018ff, 0xde000000, 0x006118ff,
|
|
|
906 0xe6000000, 0x008118ff, 0xee000000, 0x00a118ff,
|
|
|
907 0xf6000000, 0x00c218ff, 0xff000000, 0x00e218ff,
|
|
|
908 0x00040000, 0x000020ff, 0x08040000, 0x002020ff,
|
|
|
909 0x10040000, 0x004020ff, 0x18040000, 0x006120ff,
|
|
|
910 0x20040000, 0x008120ff, 0x29040000, 0x00a120ff,
|
|
|
911 0x31040000, 0x00c220ff, 0x39040000, 0x00e220ff,
|
|
|
912 0x41040000, 0x000029ff, 0x4a040000, 0x002029ff,
|
|
|
913 0x52040000, 0x004029ff, 0x5a040000, 0x006129ff,
|
|
|
914 0x62040000, 0x008129ff, 0x6a040000, 0x00a129ff,
|
|
|
915 0x73040000, 0x00c229ff, 0x7b040000, 0x00e229ff,
|
|
|
916 0x83040000, 0x000031ff, 0x8b040000, 0x002031ff,
|
|
|
917 0x94040000, 0x004031ff, 0x9c040000, 0x006131ff,
|
|
|
918 0xa4040000, 0x008131ff, 0xac040000, 0x00a131ff,
|
|
|
919 0xb4040000, 0x00c231ff, 0xbd040000, 0x00e231ff,
|
|
|
920 0xc5040000, 0x000039ff, 0xcd040000, 0x002039ff,
|
|
|
921 0xd5040000, 0x004039ff, 0xde040000, 0x006139ff,
|
|
|
922 0xe6040000, 0x008139ff, 0xee040000, 0x00a139ff,
|
|
|
923 0xf6040000, 0x00c239ff, 0xff040000, 0x00e239ff,
|
|
|
924 0x00080000, 0x000041ff, 0x08080000, 0x002041ff,
|
|
|
925 0x10080000, 0x004041ff, 0x18080000, 0x006141ff,
|
|
|
926 0x20080000, 0x008141ff, 0x29080000, 0x00a141ff,
|
|
|
927 0x31080000, 0x00c241ff, 0x39080000, 0x00e241ff,
|
|
|
928 0x41080000, 0x00004aff, 0x4a080000, 0x00204aff,
|
|
|
929 0x52080000, 0x00404aff, 0x5a080000, 0x00614aff,
|
|
|
930 0x62080000, 0x00814aff, 0x6a080000, 0x00a14aff,
|
|
|
931 0x73080000, 0x00c24aff, 0x7b080000, 0x00e24aff,
|
|
|
932 0x83080000, 0x000052ff, 0x8b080000, 0x002052ff,
|
|
|
933 0x94080000, 0x004052ff, 0x9c080000, 0x006152ff,
|
|
|
934 0xa4080000, 0x008152ff, 0xac080000, 0x00a152ff,
|
|
|
935 0xb4080000, 0x00c252ff, 0xbd080000, 0x00e252ff,
|
|
|
936 0xc5080000, 0x00005aff, 0xcd080000, 0x00205aff,
|
|
|
937 0xd5080000, 0x00405aff, 0xde080000, 0x00615aff,
|
|
|
938 0xe6080000, 0x00815aff, 0xee080000, 0x00a15aff,
|
|
|
939 0xf6080000, 0x00c25aff, 0xff080000, 0x00e25aff,
|
|
|
940 0x000c0000, 0x000062ff, 0x080c0000, 0x002062ff,
|
|
|
941 0x100c0000, 0x004062ff, 0x180c0000, 0x006162ff,
|
|
|
942 0x200c0000, 0x008162ff, 0x290c0000, 0x00a162ff,
|
|
|
943 0x310c0000, 0x00c262ff, 0x390c0000, 0x00e262ff,
|
|
|
944 0x410c0000, 0x00006aff, 0x4a0c0000, 0x00206aff,
|
|
|
945 0x520c0000, 0x00406aff, 0x5a0c0000, 0x00616aff,
|
|
|
946 0x620c0000, 0x00816aff, 0x6a0c0000, 0x00a16aff,
|
|
|
947 0x730c0000, 0x00c26aff, 0x7b0c0000, 0x00e26aff,
|
|
|
948 0x830c0000, 0x000073ff, 0x8b0c0000, 0x002073ff,
|
|
|
949 0x940c0000, 0x004073ff, 0x9c0c0000, 0x006173ff,
|
|
|
950 0xa40c0000, 0x008173ff, 0xac0c0000, 0x00a173ff,
|
|
|
951 0xb40c0000, 0x00c273ff, 0xbd0c0000, 0x00e273ff,
|
|
|
952 0xc50c0000, 0x00007bff, 0xcd0c0000, 0x00207bff,
|
|
|
953 0xd50c0000, 0x00407bff, 0xde0c0000, 0x00617bff,
|
|
|
954 0xe60c0000, 0x00817bff, 0xee0c0000, 0x00a17bff,
|
|
|
955 0xf60c0000, 0x00c27bff, 0xff0c0000, 0x00e27bff,
|
|
|
956 0x00100000, 0x000083ff, 0x08100000, 0x002083ff,
|
|
|
957 0x10100000, 0x004083ff, 0x18100000, 0x006183ff,
|
|
|
958 0x20100000, 0x008183ff, 0x29100000, 0x00a183ff,
|
|
|
959 0x31100000, 0x00c283ff, 0x39100000, 0x00e283ff,
|
|
|
960 0x41100000, 0x00008bff, 0x4a100000, 0x00208bff,
|
|
|
961 0x52100000, 0x00408bff, 0x5a100000, 0x00618bff,
|
|
|
962 0x62100000, 0x00818bff, 0x6a100000, 0x00a18bff,
|
|
|
963 0x73100000, 0x00c28bff, 0x7b100000, 0x00e28bff,
|
|
|
964 0x83100000, 0x000094ff, 0x8b100000, 0x002094ff,
|
|
|
965 0x94100000, 0x004094ff, 0x9c100000, 0x006194ff,
|
|
|
966 0xa4100000, 0x008194ff, 0xac100000, 0x00a194ff,
|
|
|
967 0xb4100000, 0x00c294ff, 0xbd100000, 0x00e294ff,
|
|
|
968 0xc5100000, 0x00009cff, 0xcd100000, 0x00209cff,
|
|
|
969 0xd5100000, 0x00409cff, 0xde100000, 0x00619cff,
|
|
|
970 0xe6100000, 0x00819cff, 0xee100000, 0x00a19cff,
|
|
|
971 0xf6100000, 0x00c29cff, 0xff100000, 0x00e29cff,
|
|
|
972 0x00140000, 0x0000a4ff, 0x08140000, 0x0020a4ff,
|
|
|
973 0x10140000, 0x0040a4ff, 0x18140000, 0x0061a4ff,
|
|
|
974 0x20140000, 0x0081a4ff, 0x29140000, 0x00a1a4ff,
|
|
|
975 0x31140000, 0x00c2a4ff, 0x39140000, 0x00e2a4ff,
|
|
|
976 0x41140000, 0x0000acff, 0x4a140000, 0x0020acff,
|
|
|
977 0x52140000, 0x0040acff, 0x5a140000, 0x0061acff,
|
|
|
978 0x62140000, 0x0081acff, 0x6a140000, 0x00a1acff,
|
|
|
979 0x73140000, 0x00c2acff, 0x7b140000, 0x00e2acff,
|
|
|
980 0x83140000, 0x0000b4ff, 0x8b140000, 0x0020b4ff,
|
|
|
981 0x94140000, 0x0040b4ff, 0x9c140000, 0x0061b4ff,
|
|
|
982 0xa4140000, 0x0081b4ff, 0xac140000, 0x00a1b4ff,
|
|
|
983 0xb4140000, 0x00c2b4ff, 0xbd140000, 0x00e2b4ff,
|
|
|
984 0xc5140000, 0x0000bdff, 0xcd140000, 0x0020bdff,
|
|
|
985 0xd5140000, 0x0040bdff, 0xde140000, 0x0061bdff,
|
|
|
986 0xe6140000, 0x0081bdff, 0xee140000, 0x00a1bdff,
|
|
|
987 0xf6140000, 0x00c2bdff, 0xff140000, 0x00e2bdff,
|
|
|
988 0x00180000, 0x0000c5ff, 0x08180000, 0x0020c5ff,
|
|
|
989 0x10180000, 0x0040c5ff, 0x18180000, 0x0061c5ff,
|
|
|
990 0x20180000, 0x0081c5ff, 0x29180000, 0x00a1c5ff,
|
|
|
991 0x31180000, 0x00c2c5ff, 0x39180000, 0x00e2c5ff,
|
|
|
992 0x41180000, 0x0000cdff, 0x4a180000, 0x0020cdff,
|
|
|
993 0x52180000, 0x0040cdff, 0x5a180000, 0x0061cdff,
|
|
|
994 0x62180000, 0x0081cdff, 0x6a180000, 0x00a1cdff,
|
|
|
995 0x73180000, 0x00c2cdff, 0x7b180000, 0x00e2cdff,
|
|
|
996 0x83180000, 0x0000d5ff, 0x8b180000, 0x0020d5ff,
|
|
|
997 0x94180000, 0x0040d5ff, 0x9c180000, 0x0061d5ff,
|
|
|
998 0xa4180000, 0x0081d5ff, 0xac180000, 0x00a1d5ff,
|
|
|
999 0xb4180000, 0x00c2d5ff, 0xbd180000, 0x00e2d5ff,
|
|
|
1000 0xc5180000, 0x0000deff, 0xcd180000, 0x0020deff,
|
|
|
1001 0xd5180000, 0x0040deff, 0xde180000, 0x0061deff,
|
|
|
1002 0xe6180000, 0x0081deff, 0xee180000, 0x00a1deff,
|
|
|
1003 0xf6180000, 0x00c2deff, 0xff180000, 0x00e2deff,
|
|
|
1004 0x001c0000, 0x0000e6ff, 0x081c0000, 0x0020e6ff,
|
|
|
1005 0x101c0000, 0x0040e6ff, 0x181c0000, 0x0061e6ff,
|
|
|
1006 0x201c0000, 0x0081e6ff, 0x291c0000, 0x00a1e6ff,
|
|
|
1007 0x311c0000, 0x00c2e6ff, 0x391c0000, 0x00e2e6ff,
|
|
|
1008 0x411c0000, 0x0000eeff, 0x4a1c0000, 0x0020eeff,
|
|
|
1009 0x521c0000, 0x0040eeff, 0x5a1c0000, 0x0061eeff,
|
|
|
1010 0x621c0000, 0x0081eeff, 0x6a1c0000, 0x00a1eeff,
|
|
|
1011 0x731c0000, 0x00c2eeff, 0x7b1c0000, 0x00e2eeff,
|
|
|
1012 0x831c0000, 0x0000f6ff, 0x8b1c0000, 0x0020f6ff,
|
|
|
1013 0x941c0000, 0x0040f6ff, 0x9c1c0000, 0x0061f6ff,
|
|
|
1014 0xa41c0000, 0x0081f6ff, 0xac1c0000, 0x00a1f6ff,
|
|
|
1015 0xb41c0000, 0x00c2f6ff, 0xbd1c0000, 0x00e2f6ff,
|
|
|
1016 0xc51c0000, 0x0000ffff, 0xcd1c0000, 0x0020ffff,
|
|
|
1017 0xd51c0000, 0x0040ffff, 0xde1c0000, 0x0061ffff,
|
|
|
1018 0xe61c0000, 0x0081ffff, 0xee1c0000, 0x00a1ffff,
|
|
|
1019 0xf61c0000, 0x00c2ffff, 0xff1c0000, 0x00e2ffff
|
|
|
1020 };
|
|
|
1021 static void Blit_RGB565_BGRA8888(SDL_BlitInfo *info)
|
|
|
1022 {
|
|
|
1023 Blit_RGB565_32(info, RGB565_BGRA8888_LUT);
|
|
|
1024 }
|
|
|
1025
|
|
|
1026 /* Special optimized blit for RGB 8-8-8 --> RGB 3-3-2 */
|
|
|
1027 #ifndef RGB888_RGB332
|
|
|
1028 #define RGB888_RGB332(dst, src) { \
|
|
|
1029 dst = (((src)&0x00E00000)>>16)| \
|
|
|
1030 (((src)&0x0000E000)>>11)| \
|
|
|
1031 (((src)&0x000000C0)>>6); \
|
|
|
1032 }
|
|
|
1033 #endif
|
|
|
1034 static void Blit_RGB888_index8_map(SDL_BlitInfo *info)
|
|
|
1035 {
|
|
|
1036 #ifndef USE_DUFFS_LOOP
|
|
|
1037 int c;
|
|
|
1038 #endif
|
|
|
1039 int pixel;
|
|
|
1040 int width, height;
|
|
|
1041 Uint32 *src;
|
|
|
1042 Uint8 *map, *dst;
|
|
|
1043 int srcskip, dstskip;
|
|
|
1044
|
|
|
1045 /* Set up some basic variables */
|
|
|
1046 width = info->d_width;
|
|
|
1047 height = info->d_height;
|
|
|
1048 src = (Uint32 *)info->s_pixels;
|
|
|
1049 srcskip = info->s_skip/4;
|
|
|
1050 dst = info->d_pixels;
|
|
|
1051 dstskip = info->d_skip;
|
|
|
1052 map = info->table;
|
|
|
1053
|
|
|
1054 #ifdef USE_DUFFS_LOOP
|
|
|
1055 while ( height-- ) {
|
|
|
1056 DUFFS_LOOP(
|
|
|
1057 RGB888_RGB332(pixel, *src);
|
|
|
1058 *dst++ = map[pixel];
|
|
|
1059 ++src;
|
|
|
1060 , width);
|
|
|
1061 src += srcskip;
|
|
|
1062 dst += dstskip;
|
|
|
1063 }
|
|
|
1064 #else
|
|
|
1065 while ( height-- ) {
|
|
|
1066 for ( c=width/4; c; --c ) {
|
|
|
1067 /* Pack RGB into 8bit pixel */
|
|
|
1068 RGB888_RGB332(pixel, *src);
|
|
|
1069 *dst++ = map[pixel];
|
|
|
1070 ++src;
|
|
|
1071 RGB888_RGB332(pixel, *src);
|
|
|
1072 *dst++ = map[pixel];
|
|
|
1073 ++src;
|
|
|
1074 RGB888_RGB332(pixel, *src);
|
|
|
1075 *dst++ = map[pixel];
|
|
|
1076 ++src;
|
|
|
1077 RGB888_RGB332(pixel, *src);
|
|
|
1078 *dst++ = map[pixel];
|
|
|
1079 ++src;
|
|
|
1080 }
|
|
|
1081 switch ( width % 4 ) {
|
|
|
1082 case 3:
|
|
|
1083 RGB888_RGB332(pixel, *src);
|
|
|
1084 *dst++ = map[pixel];
|
|
|
1085 ++src;
|
|
|
1086 case 2:
|
|
|
1087 RGB888_RGB332(pixel, *src);
|
|
|
1088 *dst++ = map[pixel];
|
|
|
1089 ++src;
|
|
|
1090 case 1:
|
|
|
1091 RGB888_RGB332(pixel, *src);
|
|
|
1092 *dst++ = map[pixel];
|
|
|
1093 ++src;
|
|
|
1094 }
|
|
|
1095 src += srcskip;
|
|
|
1096 dst += dstskip;
|
|
|
1097 }
|
|
|
1098 #endif /* USE_DUFFS_LOOP */
|
|
|
1099 }
|
|
|
1100 static void BlitNto1(SDL_BlitInfo *info)
|
|
|
1101 {
|
|
|
1102 #ifndef USE_DUFFS_LOOP
|
|
|
1103 int c;
|
|
|
1104 #endif
|
|
|
1105 int width, height;
|
|
|
1106 Uint8 *src, *map, *dst;
|
|
|
1107 int srcskip, dstskip;
|
|
|
1108 int srcbpp;
|
|
|
1109 Uint32 pixel;
|
|
|
1110 int sR, sG, sB;
|
|
|
1111 SDL_PixelFormat *srcfmt;
|
|
|
1112
|
|
|
1113 /* Set up some basic variables */
|
|
|
1114 width = info->d_width;
|
|
|
1115 height = info->d_height;
|
|
|
1116 src = info->s_pixels;
|
|
|
1117 srcskip = info->s_skip;
|
|
|
1118 dst = info->d_pixels;
|
|
|
1119 dstskip = info->d_skip;
|
|
|
1120 map = info->table;
|
|
|
1121 srcfmt = info->src;
|
|
|
1122 srcbpp = srcfmt->BytesPerPixel;
|
|
|
1123
|
|
|
1124 if ( map == NULL ) {
|
|
|
1125 while ( height-- ) {
|
|
|
1126 #ifdef USE_DUFFS_LOOP
|
|
|
1127 DUFFS_LOOP(
|
|
|
1128 DISEMBLE_RGB(src, srcbpp, srcfmt, pixel,
|
|
|
1129 sR, sG, sB);
|
|
|
1130 if ( 1 ) {
|
|
|
1131 /* Pack RGB into 8bit pixel */
|
|
|
1132 *dst = ((sR>>5)<<(3+2))|
|
|
|
1133 ((sG>>5)<<(2)) |
|
|
|
1134 ((sB>>6)<<(0)) ;
|
|
|
1135 }
|
|
|
1136 dst++;
|
|
|
1137 src += srcbpp;
|
|
|
1138 , width);
|
|
|
1139 #else
|
|
|
1140 for ( c=width; c; --c ) {
|
|
|
1141 DISEMBLE_RGB(src, srcbpp, srcfmt, pixel,
|
|
|
1142 sR, sG, sB);
|
|
|
1143 if ( 1 ) {
|
|
|
1144 /* Pack RGB into 8bit pixel */
|
|
|
1145 *dst = ((sR>>5)<<(3+2))|
|
|
|
1146 ((sG>>5)<<(2)) |
|
|
|
1147 ((sB>>6)<<(0)) ;
|
|
|
1148 }
|
|
|
1149 dst++;
|
|
|
1150 src += srcbpp;
|
|
|
1151 }
|
|
|
1152 #endif
|
|
|
1153 src += srcskip;
|
|
|
1154 dst += dstskip;
|
|
|
1155 }
|
|
|
1156 } else {
|
|
|
1157 while ( height-- ) {
|
|
|
1158 #ifdef USE_DUFFS_LOOP
|
|
|
1159 DUFFS_LOOP(
|
|
|
1160 DISEMBLE_RGB(src, srcbpp, srcfmt, pixel,
|
|
|
1161 sR, sG, sB);
|
|
|
1162 if ( 1 ) {
|
|
|
1163 /* Pack RGB into 8bit pixel */
|
|
|
1164 *dst = map[((sR>>5)<<(3+2))|
|
|
|
1165 ((sG>>5)<<(2)) |
|
|
|
1166 ((sB>>6)<<(0)) ];
|
|
|
1167 }
|
|
|
1168 dst++;
|
|
|
1169 src += srcbpp;
|
|
|
1170 , width);
|
|
|
1171 #else
|
|
|
1172 for ( c=width; c; --c ) {
|
|
|
1173 DISEMBLE_RGB(src, srcbpp, srcfmt, pixel,
|
|
|
1174 sR, sG, sB);
|
|
|
1175 if ( 1 ) {
|
|
|
1176 /* Pack RGB into 8bit pixel */
|
|
|
1177 *dst = map[((sR>>5)<<(3+2))|
|
|
|
1178 ((sG>>5)<<(2)) |
|
|
|
1179 ((sB>>6)<<(0)) ];
|
|
|
1180 }
|
|
|
1181 dst++;
|
|
|
1182 src += srcbpp;
|
|
|
1183 }
|
|
|
1184 #endif /* USE_DUFFS_LOOP */
|
|
|
1185 src += srcskip;
|
|
|
1186 dst += dstskip;
|
|
|
1187 }
|
|
|
1188 }
|
|
|
1189 }
|
|
|
1190 static void BlitNtoN(SDL_BlitInfo *info)
|
|
|
1191 {
|
|
|
1192 int width = info->d_width;
|
|
|
1193 int height = info->d_height;
|
|
|
1194 Uint8 *src = info->s_pixels;
|
|
|
1195 int srcskip = info->s_skip;
|
|
|
1196 Uint8 *dst = info->d_pixels;
|
|
|
1197 int dstskip = info->d_skip;
|
|
|
1198 SDL_PixelFormat *srcfmt = info->src;
|
|
|
1199 int srcbpp = srcfmt->BytesPerPixel;
|
|
|
1200 SDL_PixelFormat *dstfmt = info->dst;
|
|
|
1201 int dstbpp = dstfmt->BytesPerPixel;
|
|
|
1202 unsigned alpha = dstfmt->Amask ? SDL_ALPHA_OPAQUE : 0;
|
|
|
1203
|
|
|
1204 while ( height-- ) {
|
|
|
1205 DUFFS_LOOP(
|
|
|
1206 {
|
|
|
1207 Uint32 pixel;
|
|
|
1208 unsigned sR;
|
|
|
1209 unsigned sG;
|
|
|
1210 unsigned sB;
|
|
|
1211 DISEMBLE_RGB(src, srcbpp, srcfmt, pixel, sR, sG, sB);
|
|
|
1212 ASSEMBLE_RGBA(dst, dstbpp, dstfmt, sR, sG, sB, alpha);
|
|
|
1213 dst += dstbpp;
|
|
|
1214 src += srcbpp;
|
|
|
1215 },
|
|
|
1216 width);
|
|
|
1217 src += srcskip;
|
|
|
1218 dst += dstskip;
|
|
|
1219 }
|
|
|
1220 }
|
|
|
1221
|
|
|
1222 static void BlitNtoNCopyAlpha(SDL_BlitInfo *info)
|
|
|
1223 {
|
|
|
1224 int width = info->d_width;
|
|
|
1225 int height = info->d_height;
|
|
|
1226 Uint8 *src = info->s_pixels;
|
|
|
1227 int srcskip = info->s_skip;
|
|
|
1228 Uint8 *dst = info->d_pixels;
|
|
|
1229 int dstskip = info->d_skip;
|
|
|
1230 SDL_PixelFormat *srcfmt = info->src;
|
|
|
1231 int srcbpp = srcfmt->BytesPerPixel;
|
|
|
1232 SDL_PixelFormat *dstfmt = info->dst;
|
|
|
1233 int dstbpp = dstfmt->BytesPerPixel;
|
|
|
1234 int c;
|
|
|
1235
|
|
|
1236 /* FIXME: should map alpha to [0..255] correctly! */
|
|
|
1237 while ( height-- ) {
|
|
|
1238 for ( c=width; c; --c ) {
|
|
|
1239 Uint32 pixel;
|
|
|
1240 unsigned sR, sG, sB, sA;
|
|
|
1241 DISEMBLE_RGBA(src, srcbpp, srcfmt, pixel,
|
|
|
1242 sR, sG, sB, sA);
|
|
|
1243 ASSEMBLE_RGBA(dst, dstbpp, dstfmt,
|
|
|
1244 sR, sG, sB, sA);
|
|
|
1245 dst += dstbpp;
|
|
|
1246 src += srcbpp;
|
|
|
1247 }
|
|
|
1248 src += srcskip;
|
|
|
1249 dst += dstskip;
|
|
|
1250 }
|
|
|
1251 }
|
|
|
1252
|
|
|
1253 static void BlitNto1Key(SDL_BlitInfo *info)
|
|
|
1254 {
|
|
|
1255 int width = info->d_width;
|
|
|
1256 int height = info->d_height;
|
|
|
1257 Uint8 *src = info->s_pixels;
|
|
|
1258 int srcskip = info->s_skip;
|
|
|
1259 Uint8 *dst = info->d_pixels;
|
|
|
1260 int dstskip = info->d_skip;
|
|
|
1261 SDL_PixelFormat *srcfmt = info->src;
|
|
|
1262 Uint8 *palmap = info->table;
|
|
|
1263 Uint32 ckey = srcfmt->colorkey;
|
|
|
1264 Uint32 rgbmask = ~srcfmt->Amask;
|
|
|
1265 int srcbpp;
|
|
|
1266 Uint32 pixel;
|
|
|
1267 Uint8 sR, sG, sB;
|
|
|
1268
|
|
|
1269 /* Set up some basic variables */
|
|
|
1270 srcbpp = srcfmt->BytesPerPixel;
|
|
|
1271 ckey &= rgbmask;
|
|
|
1272
|
|
|
1273 if ( palmap == NULL ) {
|
|
|
1274 while ( height-- ) {
|
|
|
1275 DUFFS_LOOP(
|
|
|
1276 {
|
|
|
1277 DISEMBLE_RGB(src, srcbpp, srcfmt, pixel,
|
|
|
1278 sR, sG, sB);
|
|
|
1279 if ( (pixel & rgbmask) != ckey ) {
|
|
|
1280 /* Pack RGB into 8bit pixel */
|
|
|
1281 *dst = ((sR>>5)<<(3+2))|
|
|
|
1282 ((sG>>5)<<(2)) |
|
|
|
1283 ((sB>>6)<<(0)) ;
|
|
|
1284 }
|
|
|
1285 dst++;
|
|
|
1286 src += srcbpp;
|
|
|
1287 },
|
|
|
1288 width);
|
|
|
1289 src += srcskip;
|
|
|
1290 dst += dstskip;
|
|
|
1291 }
|
|
|
1292 } else {
|
|
|
1293 while ( height-- ) {
|
|
|
1294 DUFFS_LOOP(
|
|
|
1295 {
|
|
|
1296 DISEMBLE_RGB(src, srcbpp, srcfmt, pixel,
|
|
|
1297 sR, sG, sB);
|
|
|
1298 if ( (pixel & rgbmask) != ckey ) {
|
|
|
1299 /* Pack RGB into 8bit pixel */
|
|
|
1300 *dst = palmap[((sR>>5)<<(3+2))|
|
|
|
1301 ((sG>>5)<<(2)) |
|
|
|
1302 ((sB>>6)<<(0)) ];
|
|
|
1303 }
|
|
|
1304 dst++;
|
|
|
1305 src += srcbpp;
|
|
|
1306 },
|
|
|
1307 width);
|
|
|
1308 src += srcskip;
|
|
|
1309 dst += dstskip;
|
|
|
1310 }
|
|
|
1311 }
|
|
|
1312 }
|
|
|
1313
|
|
|
1314 static void Blit2to2Key(SDL_BlitInfo *info)
|
|
|
1315 {
|
|
|
1316 int width = info->d_width;
|
|
|
1317 int height = info->d_height;
|
|
|
1318 Uint16 *srcp = (Uint16 *)info->s_pixels;
|
|
|
1319 int srcskip = info->s_skip;
|
|
|
1320 Uint16 *dstp = (Uint16 *)info->d_pixels;
|
|
|
1321 int dstskip = info->d_skip;
|
|
|
1322 Uint32 ckey = info->src->colorkey;
|
|
|
1323 Uint32 rgbmask = ~info->src->Amask;
|
|
|
1324
|
|
|
1325 /* Set up some basic variables */
|
|
|
1326 srcskip /= 2;
|
|
|
1327 dstskip /= 2;
|
|
|
1328 ckey &= rgbmask;
|
|
|
1329
|
|
|
1330 while ( height-- ) {
|
|
|
1331 DUFFS_LOOP(
|
|
|
1332 {
|
|
|
1333 if ( (*srcp & rgbmask) != ckey ) {
|
|
|
1334 *dstp = *srcp;
|
|
|
1335 }
|
|
|
1336 dstp++;
|
|
|
1337 srcp++;
|
|
|
1338 },
|
|
|
1339 width);
|
|
|
1340 srcp += srcskip;
|
|
|
1341 dstp += dstskip;
|
|
|
1342 }
|
|
|
1343 }
|
|
|
1344
|
|
|
1345 static void BlitNtoNKey(SDL_BlitInfo *info)
|
|
|
1346 {
|
|
|
1347 int width = info->d_width;
|
|
|
1348 int height = info->d_height;
|
|
|
1349 Uint8 *src = info->s_pixels;
|
|
|
1350 int srcskip = info->s_skip;
|
|
|
1351 Uint8 *dst = info->d_pixels;
|
|
|
1352 int dstskip = info->d_skip;
|
|
|
1353 Uint32 ckey = info->src->colorkey;
|
|
|
1354 SDL_PixelFormat *srcfmt = info->src;
|
|
|
1355 SDL_PixelFormat *dstfmt = info->dst;
|
|
|
1356 int srcbpp = srcfmt->BytesPerPixel;
|
|
|
1357 int dstbpp = dstfmt->BytesPerPixel;
|
|
|
1358 unsigned alpha = dstfmt->Amask ? SDL_ALPHA_OPAQUE : 0;
|
|
|
1359
|
|
|
1360 while ( height-- ) {
|
|
|
1361 DUFFS_LOOP(
|
|
|
1362 {
|
|
|
1363 Uint32 pixel;
|
|
|
1364 unsigned sR;
|
|
|
1365 unsigned sG;
|
|
|
1366 unsigned sB;
|
|
|
1367 RETRIEVE_RGB_PIXEL(src, srcbpp, pixel);
|
|
|
1368 if ( pixel != ckey ) {
|
|
|
1369 RGB_FROM_PIXEL(pixel, srcfmt, sR, sG, sB);
|
|
|
1370 ASSEMBLE_RGBA(dst, dstbpp, dstfmt,
|
|
|
1371 sR, sG, sB, alpha);
|
|
|
1372 }
|
|
|
1373 dst += dstbpp;
|
|
|
1374 src += srcbpp;
|
|
|
1375 },
|
|
|
1376 width);
|
|
|
1377 src += srcskip;
|
|
|
1378 dst += dstskip;
|
|
|
1379 }
|
|
|
1380 }
|
|
|
1381
|
|
|
1382 static void BlitNtoNKeyCopyAlpha(SDL_BlitInfo *info)
|
|
|
1383 {
|
|
|
1384 int width = info->d_width;
|
|
|
1385 int height = info->d_height;
|
|
|
1386 Uint8 *src = info->s_pixels;
|
|
|
1387 int srcskip = info->s_skip;
|
|
|
1388 Uint8 *dst = info->d_pixels;
|
|
|
1389 int dstskip = info->d_skip;
|
|
|
1390 Uint32 ckey = info->src->colorkey;
|
|
|
1391 SDL_PixelFormat *srcfmt = info->src;
|
|
|
1392 SDL_PixelFormat *dstfmt = info->dst;
|
|
|
1393 Uint32 rgbmask = ~srcfmt->Amask;
|
|
|
1394
|
|
|
1395 Uint8 srcbpp;
|
|
|
1396 Uint8 dstbpp;
|
|
|
1397 Uint32 pixel;
|
|
|
1398 Uint8 sR, sG, sB, sA;
|
|
|
1399
|
|
|
1400 /* Set up some basic variables */
|
|
|
1401 srcbpp = srcfmt->BytesPerPixel;
|
|
|
1402 dstbpp = dstfmt->BytesPerPixel;
|
|
|
1403 ckey &= rgbmask;
|
|
|
1404
|
|
|
1405 /* FIXME: should map alpha to [0..255] correctly! */
|
|
|
1406 while ( height-- ) {
|
|
|
1407 DUFFS_LOOP(
|
|
|
1408 {
|
|
|
1409 DISEMBLE_RGBA(src, srcbpp, srcfmt, pixel,
|
|
|
1410 sR, sG, sB, sA);
|
|
|
1411 if ( (pixel & rgbmask) != ckey ) {
|
|
|
1412 ASSEMBLE_RGBA(dst, dstbpp, dstfmt,
|
|
|
1413 sR, sG, sB, sA);
|
|
|
1414 }
|
|
|
1415 dst += dstbpp;
|
|
|
1416 src += srcbpp;
|
|
|
1417 },
|
|
|
1418 width);
|
|
|
1419 src += srcskip;
|
|
|
1420 dst += dstskip;
|
|
|
1421 }
|
|
|
1422 }
|
|
|
1423
|
|
|
1424 /* Normal N to N optimized blitters */
|
|
|
1425 struct blit_table {
|
|
|
1426 Uint32 srcR, srcG, srcB;
|
|
|
1427 int dstbpp;
|
|
|
1428 Uint32 dstR, dstG, dstB;
|
|
|
1429 Uint32 cpu_flags;
|
|
|
1430 void *aux_data;
|
|
|
1431 SDL_loblit blitfunc;
|
|
|
1432 enum { NO_ALPHA, SET_ALPHA, COPY_ALPHA } alpha;
|
|
|
1433 };
|
|
|
1434 static struct blit_table normal_blit_1[] = {
|
|
|
1435 /* Default for 8-bit RGB source, an invalid combination */
|
|
|
1436 { 0,0,0, 0, 0,0,0, 0, NULL, NULL },
|
|
|
1437 };
|
|
|
1438 static struct blit_table normal_blit_2[] = {
|
|
|
1439 #ifdef USE_ASMBLIT
|
|
|
1440 { 0x0000F800,0x000007E0,0x0000001F, 2, 0x0000001F,0x000007E0,0x0000F800,
|
|
|
1441 0, ConvertX86p16_16BGR565, ConvertX86, NO_ALPHA },
|
|
|
1442 { 0x0000F800,0x000007E0,0x0000001F, 2, 0x00007C00,0x000003E0,0x0000001F,
|
|
|
1443 0, ConvertX86p16_16RGB555, ConvertX86, NO_ALPHA },
|
|
|
1444 { 0x0000F800,0x000007E0,0x0000001F, 2, 0x0000001F,0x000003E0,0x00007C00,
|
|
|
1445 0, ConvertX86p16_16BGR555, ConvertX86, NO_ALPHA },
|
|
|
1446 #endif
|
|
|
1447 { 0x0000F800,0x000007E0,0x0000001F, 4, 0x00FF0000,0x0000FF00,0x000000FF,
|
|
|
1448 0, NULL, Blit_RGB565_ARGB8888, SET_ALPHA },
|
|
|
1449 { 0x0000F800,0x000007E0,0x0000001F, 4, 0x000000FF,0x0000FF00,0x00FF0000,
|
|
|
1450 0, NULL, Blit_RGB565_ABGR8888, SET_ALPHA },
|
|
|
1451 { 0x0000F800,0x000007E0,0x0000001F, 4, 0xFF000000,0x00FF0000,0x0000FF00,
|
|
|
1452 0, NULL, Blit_RGB565_RGBA8888, SET_ALPHA },
|
|
|
1453 { 0x0000F800,0x000007E0,0x0000001F, 4, 0x0000FF00,0x00FF0000,0xFF000000,
|
|
|
1454 0, NULL, Blit_RGB565_BGRA8888, SET_ALPHA },
|
|
|
1455
|
|
|
1456 /* Default for 16-bit RGB source, used if no other blitter matches */
|
|
|
1457 { 0,0,0, 0, 0,0,0, 0, NULL, BlitNtoN, 0 }
|
|
|
1458 };
|
|
|
1459 static struct blit_table normal_blit_3[] = {
|
|
|
1460 /* Default for 24-bit RGB source, never optimized */
|
|
|
1461 { 0,0,0, 0, 0,0,0, 0, NULL, BlitNtoN, 0 }
|
|
|
1462 };
|
|
|
1463 static struct blit_table normal_blit_4[] = {
|
|
|
1464 #ifdef USE_ASMBLIT
|
|
|
1465 { 0x00FF0000,0x0000FF00,0x000000FF, 2, 0x0000F800,0x000007E0,0x0000001F,
|
|
|
1466 MMX_CPU, ConvertMMXpII32_16RGB565, ConvertMMX, NO_ALPHA },
|
|
|
1467 { 0x00FF0000,0x0000FF00,0x000000FF, 2, 0x0000F800,0x000007E0,0x0000001F,
|
|
|
1468 0, ConvertX86p32_16RGB565, ConvertX86, NO_ALPHA },
|
|
|
1469 { 0x00FF0000,0x0000FF00,0x000000FF, 2, 0x0000001F,0x000007E0,0x0000F800,
|
|
|
1470 MMX_CPU, ConvertMMXpII32_16BGR565, ConvertMMX, NO_ALPHA },
|
|
|
1471 { 0x00FF0000,0x0000FF00,0x000000FF, 2, 0x0000001F,0x000007E0,0x0000F800,
|
|
|
1472 0, ConvertX86p32_16BGR565, ConvertX86, NO_ALPHA },
|
|
|
1473 { 0x00FF0000,0x0000FF00,0x000000FF, 2, 0x00007C00,0x000003E0,0x0000001F,
|
|
|
1474 MMX_CPU, ConvertMMXpII32_16RGB555, ConvertMMX, NO_ALPHA },
|
|
|
1475 { 0x00FF0000,0x0000FF00,0x000000FF, 2, 0x00007C00,0x000003E0,0x0000001F,
|
|
|
1476 0, ConvertX86p32_16RGB555, ConvertX86, NO_ALPHA },
|
|
|
1477 { 0x00FF0000,0x0000FF00,0x000000FF, 2, 0x0000001F,0x000003E0,0x00007C00,
|
|
|
1478 MMX_CPU, ConvertMMXpII32_16BGR555, ConvertMMX, NO_ALPHA },
|
|
|
1479 { 0x00FF0000,0x0000FF00,0x000000FF, 2, 0x0000001F,0x000003E0,0x00007C00,
|
|
|
1480 0, ConvertX86p32_16BGR555, ConvertX86, NO_ALPHA },
|
|
|
1481 { 0x00FF0000,0x0000FF00,0x000000FF, 3, 0x00FF0000,0x0000FF00,0x000000FF,
|
|
|
1482 0, ConvertX86p32_24RGB888, ConvertX86, NO_ALPHA },
|
|
|
1483 { 0x00FF0000,0x0000FF00,0x000000FF, 3, 0x000000FF,0x0000FF00,0x00FF0000,
|
|
|
1484 0, ConvertX86p32_24BGR888, ConvertX86, NO_ALPHA },
|
|
|
1485 { 0x00FF0000,0x0000FF00,0x000000FF, 4, 0x000000FF,0x0000FF00,0x00FF0000,
|
|
|
1486 0, ConvertX86p32_32BGR888, ConvertX86, NO_ALPHA },
|
|
|
1487 { 0x00FF0000,0x0000FF00,0x000000FF, 4, 0xFF000000,0x00FF0000,0x0000FF00,
|
|
|
1488 0, ConvertX86p32_32RGBA888, ConvertX86, NO_ALPHA },
|
|
|
1489 { 0x00FF0000,0x0000FF00,0x000000FF, 4, 0x0000FF00,0x00FF0000,0xFF000000,
|
|
|
1490 0, ConvertX86p32_32BGRA888, ConvertX86, NO_ALPHA },
|
|
|
1491 #else
|
|
|
1492 { 0x00FF0000,0x0000FF00,0x000000FF, 2, 0x0000F800,0x000007E0,0x0000001F,
|
|
|
1493 0, NULL, Blit_RGB888_RGB565, NO_ALPHA },
|
|
|
1494 { 0x00FF0000,0x0000FF00,0x000000FF, 2, 0x00007C00,0x000003E0,0x0000001F,
|
|
|
1495 0, NULL, Blit_RGB888_RGB555, NO_ALPHA },
|
|
|
1496 #endif
|
|
|
1497 /* Default for 32-bit RGB source, used if no other blitter matches */
|
|
|
1498 { 0,0,0, 0, 0,0,0, 0, NULL, BlitNtoN, 0 }
|
|
|
1499 };
|
|
|
1500 static struct blit_table *normal_blit[] = {
|
|
|
1501 normal_blit_1, normal_blit_2, normal_blit_3, normal_blit_4
|
|
|
1502 };
|
|
|
1503
|
|
|
1504 SDL_loblit SDL_CalculateBlitN(SDL_Surface *surface, int blit_index)
|
|
|
1505 {
|
|
|
1506 struct private_swaccel *sdata;
|
|
|
1507 SDL_PixelFormat *srcfmt;
|
|
|
1508 SDL_PixelFormat *dstfmt;
|
|
|
1509 struct blit_table *table;
|
|
|
1510 int which;
|
|
|
1511 SDL_loblit blitfun;
|
|
|
1512
|
|
|
1513 /* Set up data for choosing the blit */
|
|
|
1514 sdata = surface->map->sw_data;
|
|
|
1515 srcfmt = surface->format;
|
|
|
1516 dstfmt = surface->map->dst->format;
|
|
|
1517
|
|
|
1518 if ( blit_index & 2 ) {
|
|
|
1519 /* alpha or alpha+colorkey */
|
|
|
1520 return SDL_CalculateAlphaBlit(surface, blit_index);
|
|
|
1521 }
|
|
|
1522
|
|
|
1523 /* We don't support destinations less than 8-bits */
|
|
|
1524 if ( dstfmt->BitsPerPixel < 8 ) {
|
|
|
1525 return(NULL);
|
|
|
1526 }
|
|
|
1527
|
|
|
1528 if(blit_index == 1) {
|
|
|
1529 /* colorkey blit: Here we don't have too many options, mostly
|
|
|
1530 because RLE is the preferred fast way to deal with this.
|
|
|
1531 If a particular case turns out to be useful we'll add it. */
|
|
|
1532
|
|
|
1533 if(srcfmt->BytesPerPixel == 2
|
|
|
1534 && surface->map->identity)
|
|
|
1535 return Blit2to2Key;
|
|
|
1536 else if(dstfmt->BytesPerPixel == 1)
|
|
|
1537 return BlitNto1Key;
|
|
|
1538 else {
|
|
|
1539 if(srcfmt->Amask && dstfmt->Amask)
|
|
|
1540 return BlitNtoNKeyCopyAlpha;
|
|
|
1541 else
|
|
|
1542 return BlitNtoNKey;
|
|
|
1543 }
|
|
|
1544 }
|
|
|
1545
|
|
|
1546 blitfun = NULL;
|
|
|
1547 if ( dstfmt->BitsPerPixel == 8 ) {
|
|
|
1548 /* We assume 8-bit destinations are palettized */
|
|
|
1549 if ( (srcfmt->BytesPerPixel == 4) &&
|
|
|
1550 (srcfmt->Rmask == 0x00FF0000) &&
|
|
|
1551 (srcfmt->Gmask == 0x0000FF00) &&
|
|
|
1552 (srcfmt->Bmask == 0x000000FF) ) {
|
|
|
1553 if ( surface->map->table ) {
|
|
|
1554 blitfun = Blit_RGB888_index8_map;
|
|
|
1555 } else {
|
|
|
1556 #ifdef USE_ASMBLIT
|
|
|
1557 sdata->aux_data = ConvertX86p32_8RGB332;
|
|
|
1558 blitfun = ConvertX86;
|
|
|
1559 #else
|
|
|
1560 blitfun = Blit_RGB888_index8;
|
|
|
1561 #endif
|
|
|
1562 }
|
|
|
1563 } else {
|
|
|
1564 blitfun = BlitNto1;
|
|
|
1565 }
|
|
|
1566 } else {
|
|
|
1567 /* Now the meat, choose the blitter we want */
|
|
|
1568 int a_need = 0;
|
|
|
1569 if(dstfmt->Amask)
|
|
|
1570 a_need = srcfmt->Amask ? COPY_ALPHA : SET_ALPHA;
|
|
|
1571 table = normal_blit[srcfmt->BytesPerPixel-1];
|
|
|
1572 for ( which=0; table[which].srcR; ++which ) {
|
|
|
1573 if ( srcfmt->Rmask == table[which].srcR &&
|
|
|
1574 srcfmt->Gmask == table[which].srcG &&
|
|
|
1575 srcfmt->Bmask == table[which].srcB &&
|
|
|
1576 dstfmt->BytesPerPixel == table[which].dstbpp &&
|
|
|
1577 dstfmt->Rmask == table[which].dstR &&
|
|
|
1578 dstfmt->Gmask == table[which].dstG &&
|
|
|
1579 dstfmt->Bmask == table[which].dstB &&
|
|
|
1580 (a_need & table[which].alpha) == a_need &&
|
|
|
1581 (CPU_Flags()&table[which].cpu_flags) ==
|
|
|
1582 table[which].cpu_flags )
|
|
|
1583 break;
|
|
|
1584 }
|
|
|
1585 sdata->aux_data = table[which].aux_data;
|
|
|
1586 blitfun = table[which].blitfunc;
|
|
|
1587 if(a_need == COPY_ALPHA && blitfun == BlitNtoN)
|
|
|
1588 blitfun = BlitNtoNCopyAlpha;
|
|
|
1589 }
|
|
|
1590
|
|
|
1591 #ifdef DEBUG_ASM
|
|
|
1592 #ifdef USE_ASMBLIT
|
|
|
1593 if ( blitfun == ConvertMMX )
|
|
|
1594 fprintf(stderr, "Using mmx blit\n");
|
|
|
1595 else
|
|
|
1596 if ( blitfun == ConvertX86 )
|
|
|
1597 fprintf(stderr, "Using asm blit\n");
|
|
|
1598 else
|
|
|
1599 #endif
|
|
|
1600 if ( (blitfun == SDL_BlitNtoN) || (blitfun == SDL_BlitNto1) )
|
|
|
1601 fprintf(stderr, "Using C blit\n");
|
|
|
1602 else
|
|
|
1603 fprintf(stderr, "Using optimized C blit\n");
|
|
|
1604 #endif /* DEBUG_ASM */
|
|
|
1605
|
|
|
1606 return(blitfun);
|
|
|
1607 }
|
